OpenTechnical

OT-2026-000091619

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, pressure sensor per zone, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000091619) never changes.

Identity and time

Publication numberOT-2026-000091619 · never reused
Internal UUID01a0ae9d-43b8-798f-a45d-50f23d8887b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091619
StatusPUBLIC

Content hashes

Canonical text5c9fb1384353f864e943d4dfef7094b6f2c937c6515b9cd0e35e83171ee75c12
Markdown5a0a34d55b982390cc9273b5c0ce3fac34138f05636a42771267beaf7f190682
PDF
Publication pagef0129cb54e9bfbcc476b926d1907e6425280b04d73bb42fa3a92d82a44ffb69b
Manifest889b6adca7540ba1c98430c309b7b13f2d1f5f7341659b8067316ed17b88ad1d

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturebdlxotMb9tCX4sFMBardmrCom0PEqSFE4km3KKSWX4Z7SWXqYc99FHiKyZHDpsax/wgx0csnJEEM01+c+SPuCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:41:58.697019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091619
observed f0129cb54e9bfbcc476b926d1907e642...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:58.679061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091619/manifest.json
observed 889b6adca7540ba1c98430c309b7b13f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:58.660494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091619/publication.md
observed 5a0a34d55b982390cc9273b5c0ce3fac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:58.642547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091619/publication.txt
observed 5c9fb1384353f864e943d4dfef7094b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.